CVE-2023-38997 Path traversal in n/a

High 7.2 Published 9 Aug 2023 Updated 2 Aug 2024

Attackers can execute arbitrary system commands as root via a crafted ZIP archive in OPNsense Captive Portal templates.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-38997?

CVE-2023-38997 is a high-severity path traversal vulnerability in n/a, published on 9 Aug 2023. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A directory traversal vulnerability in the Captive Portal templates of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to execute arbitrary system commands as root via a crafted ZIP archive.

Weakness: CWE-22

Which versions are affected by CVE-2023-38997?

It affects 1 product.

Products include Opnsense Opnsense.

How do I fix CVE-2023-38997?

No fix has been published for CVE-2023-38997 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2023-38997 being exploited?

There is no known exploitation of CVE-2023-38997 in the wild and no public exploit code.

Sources

Also known as GHSA-h44v-883g-x8c3.